4 Flat Trailer Wire   x   >  

Filter Results

Hopkins Wiring Harness with 4-Pole Flat Trailer Connector - Trailer End - 4' Long

Price: $3.82


  (4)
Wire your trailer with this universal, splice-in wiring harness so that you can connect the trailer's wiring to your vehicle's during towing. Corrosion-resistant terminals are long-lasting. Features: 4-Way flat trailer-end connector plugs into the 4-way flat on your vehicle Simple installation Hardwire to existing trailer wiring Corrosion-resistant terminals are long-lasting SAE

 Trailer Connectors

 Trailer End Connector

 4 Flat

 Hopkins

 4 Feet Long

 Economy

 

Hopkins Wiring Harness with 4-Pole Flat Trailer Connector - 48" Wire Lead

Price: $2.49


  (6)
Wire your vehicle to tow a trailer with this universal, splice-in wiring kit. Includes 4-way flat connector and 48" of bonded wire. Designed for use with 2-wire electrical systems. Features: 4-Way flat trailer connector at the back of your vehicle powers your trailer's signal lights Compatible with 5-pole, 6-pole and 7-pole adapters (sold separately) Rubber-molded

 Universal Fit

 Trailer Hitch Wiring

 Trailer Connectors

 Hopkins

 4 Flat

 No Converter

 Vehicle End Connector

 4 Feet Long

 Economy

 

Curt Vehicle Wiring Harness with 4-Pole Flat Trailer Connector - 60" Wire Lead

Price: $6.09


  (26)
Wire your vehicle to tow a trailer with this universal, splice-in wiring kit. Includes 4-way flat connector, 60" of bonded wire and necessary installation hardware. Designed for use with 2-wire Features: 4-Way flat trailer connector at the back of your vehicle powers your trailer's signal lights Compatible with 5-pole, 6-pole and 7-pole adapters (sold separately) Rubber-molded

 Universal Fit

 Trailer Hitch Wiring

 Trailer Connectors

 Curt

 4 Flat

 No Converter

 Vehicle End Connector

 5 Feet Long

 Economy

 

Hopkins Endurance 4-Way Flat Trailer Wiring Harness - 20' Long

Price: $15.69


  (840)
Wishbone-style Y-harness features a 4-pole flat connector with a convenient, simple-to-use, easy-pull grip for effortless disconnect. Rust-resistant terminals are further protected by a molded dust Features: Provides simple, efficient method for rewiring your trailer with a 4-way flat trailer-end connector Wishbone design - Y-harness contains 2 separate, brown tail light wires Left-side tail

 Universal Fit

 Trailer Hitch Wiring

 Trailer Connectors

 Hopkins

 4 Flat

 No Converter

 Trailer End Connector

 20 Feet Long

 4 Flat

 Value

 

Adapter 4 Pole to 7 Pole and 4 Pole w/Test Lamps

Price: $24.95


  (125)
This multi-function, vehicle-end connector converts any 4-way flat, vehicle-end plug to a combination 7-way outlet and 4-pole flat outlet. Features: Adapts 4-way flat to both 7-way round and 4-way flat Includes integrated test lamps which display proper connections Shows if you wiring on the trailer isn't working properly - burned

 Wiring Adapters

 Multi-Function Adapter

 4 Flat

 7 Blade

 4 Flat

 Curt

 Value

 

4-Pole 60" Long Vehicle End (Includes 4 wire taps)

Price: $7.49


  (19)
Tow Ready 4 Way Flat Trailer Connector, Vehicle End by Draw-Tite, Hidden Hitch and Reese 18 Gauge Bonded Wires Taillight, Stop and Turn functions printed on wires Ground Wire Runs Full Length

 Universal Fit

 Trailer Hitch Wiring

 Trailer Connectors

 Tekonsha

 4 Flat

 No Converter

 Vehicle End Connector

 5 Feet Long

 Economy

 

Hopkins Tail Light Converter Kit with 4-Way Flat Connector - LED Compatible

Price: $22.39


  (15)
For vehicles with LED tail lights, this harness adapts your tow vehicle's 3-wire, separate tail light system to the trailer's 2-wire, combined system. Kit includes 4-way flat connector flat, vehicle-end connector that plugs into your trailer's 4-wire flat connector Double-molded, weatherproof design and corrosion-resistant terminals ensure durability Dust cap protects terminals from

 Universal Fit

 Trailer Hitch Wiring

 Trailer Connectors

 Hopkins

 4 Flat

 Converter

 Vehicle End Connector

 6 Feet Long

 Value

 

Hopkins Endurance 4-Way Flat Trailer Connector Socket - Vehicle End - Ergonomic Design

Price: $6.39


  (840)
This heavy-duty 4-way flat trailer connector socket mounts on the vehicle. A weatherproof, insulated lid covers the terminals and the large grip makes connecting the plugs quick and easy. Configuration: Yellow - left turn and brake Green - right turn and brake Brown - tail White - ground 48030 Hopkins Enurance 4-Wire Flat Trailer Connector - Vehicle Side

 Universal Fit

 Trailer Hitch Wiring

 Trailer Connectors

 Hopkins

 4 Flat

 No Converter

 Vehicle End Connector

 4 Feet Long

 Economy

 

Curt Powered Tail Light Converter with 4-Pole Flat Trailer Connector

Price: $68.95


  (15)
Install a 4-way flat on your vehicle with this splice-in harness. Powered converter connects directly to battery to reduce strain on wiring. Potted, SMT construction boosts water and vibration Features: Provides a 4-way flat trailer connector at the back of your vehicle to power your trailer's signal lights Compatible with 5-pole, 6-pole and 7-pole adapters (sold separately) Ensures

 Universal Fit

 2 Wire System

 3 Wire System

 Trailer Hitch Wiring

 Trailer Connectors

 Curt

 4 Flat

 Powered Converter

 Vehicle End Connector

 Premium

 

Upgraded Circuit Protected Tail Light Converter with 4-Pole Flat Trailer Connector

Price: $23.29


  (13)
Adapts import and domestic vehicles with separate turn and stop lights (3-Wire System) to standard trailer tail light wiring (2-Wire System). system on the towing vehicle to work with a 2-wire system on the trailer Works with most multiplex wiring systems Specs: Wire pigtail measures 18" long 4-Pole trailer connector is 60" long from

 Universal Fit

 3 Wire System

 Trailer Hitch Wiring

 Trailer Connectors

 Tekonsha

 4 Flat

 Converter

 Vehicle End Connector

 5 Feet Long

 Value

 

Curt Powered Tail Light Converter with 4-Pole Flat Trailer Connector

Price: $44.95


  (8)
Install a 4-way flat on your vehicle with this splice-in harness. Requires 55151 (sold separately) to connect module to car battery for power. SMT construction ensures superior performance. Works Features: Provides a 4-way flat trailer connector at the back of your vehicle to power your trailer's signal lights Compatible with 5-pole, 6-pole and 7-pole adapters (sold separately) Ensures

 Universal Fit

 Trailer Hitch Wiring

 Trailer Connectors

 Curt

 4 Flat

 Powered Converter

 Vehicle End Connector

 Premium

 

Upgraded Tail Light Converter with 4-Pole Flat Trailer Connector

Price: $17.99


  (19)
Adapts import and domestic vehicles with separate turn and stop lights (3-Wire System) to standard trailer tail light wiring (2-Wire System) stop/turn light: 2.1 amps per circuit Maximum tail lights: 7.5 amps Wire pigtails measure 18" long 4-Pole trailer connector is 60" long from converter box 16-Gauge wire 119130 Upgraded Taillight

 Universal Fit

 3 Wire System

 Trailer Hitch Wiring

 Trailer Connectors

 Tekonsha

 4 Flat

 Converter

 Vehicle End Connector

 5 Feet Long

 Value

 

Curt Tail Light Converter with 4-Pole Flat Trailer Connector

Price: $55.95


  (1)
Install a 4-way flat on your vehicle with this splice-in harness. Potted, SMT construction boosts water and vibration resistance. Works with 2-wire, 3-wire, and PWM systems. Requires wiring kit Features: Provides a 4-way flat trailer connector at the back of your vehicle to power your trailer's signal lights Compatible with 5-pole, 6-pole and 7-pole adapters (sold separately) Ensures

 Universal Fit

 2 Wire System

 3 Wire System

 Trailer Hitch Wiring

 Trailer Connectors

 Curt

 4 Flat

 Powered Converter

 Vehicle End Connector

 Premium

 

Hopkins Tail Light Converter Kit with 4-Pole Flat Trailer Connector

Price: $18.59


  (5)
Install a 4-way trailer connector on your vehicle with this wiring harness with tail light converter. Harness splices into existing wiring to adapt your vehicle's 3-wire tail light system for use Features: Provides a 4-way flat trailer connector at the back of your vehicle to power your trailer's signal lights Compatible with 5-pole, 6-pole, and 7-pole adapters (sold separately)

 Universal Fit

 Trailer Hitch Wiring

 Trailer Connectors

 Hopkins

 4 Flat

 Converter

 Vehicle End Connector

 6 Feet Long

 Value

 

Curt Powered Tail Light Converter Kit with 4-Pole Flat Trailer Connector

Price: $55.95


  (2)
Install a 4-way flat on your vehicle with this splice-in harness. Kit includes the necessary wiring to connect the module to your car battery for power. SMT construction ensures superior performance. Features: Provides a 4-way flat trailer connector at the back of your vehicle to power your trailer's signal lights Compatible with 5-pole, 6-pole, and 7-pole adapters (sold separately) Ensures

 Universal Fit

 2 Wire System

 3 Wire System

 Trailer Hitch Wiring

 Trailer Connectors

 Curt

 4 Flat

 Powered Converter

 Vehicle End Connector

 Premium

 

35 ft. Wishbone 4-Way Trailer Wiring Harness with 42" Ground Wire

Price: $13.29


  (199)
35' Wishbone 4-Way Trailer Wiring Harness with 42" Ground Wire This is a 35' split wishbone 4-way trailer wiring harness with four conductors and a 42" ground wire. 4-pole trailer

 Trailer Connectors

 Trailer End Connector

 4 Flat

 Optronics

 35 Feet Long

 Value

 

Adapter 4 Pole to 7 Pole Vehicle End Trailer Connector

Price: $17.59


  (323)
4-Way to 7-Way Trailer Wiring Adapter Adapter converts from 4 pole wiring on vehicle to 7 pole round plug. Additional wire leads for brake, power and accessory are 12" long. Picture

 Wiring Adapters

 Single-Function Adapter

 4 Flat

 7 Blade

 Tow Ready

 1 Foot Long

 Value

 

Hopkins Heavy-Duty Trailer Coiled Wire Adapter for 7-Way to 4-Wire Flat

Price: $27.95


  (59)
This heavy-duty, coiled cable adapter is compatible with a 7-way RV blade trailer socket on the vehicle and adapts it to work with a 4-wire flat connector on the trailer. Coil Adapters provide increased durability and the additional length that may be necessary to reach between the tow vehicle's socket and the trailer/towed vehicle's plug. 47065 Hopkins Trailer

 Wiring Adapters

 Single-Function Adapter

 7 Blade

 4 Flat

 Hopkins

 3 Feet Long

 Value

 

4-Pole 48" Long Vehicle End (Includes 4 Wire Taps)

Price: $9.09


  (1)
Tow Ready 4 Way Flat Trailer Connector, Vehicle End by Draw-Tite, Hidden Hitch and Reese Features: 18 Gauge bonded wires Taillight, stop and turn functions printed on wires Ground wire runs full length of assembly 48" Long 118001 4-Pole 48" Long Vehicle End (Includes 4 Wire

 Universal Fit

 Trailer Hitch Wiring

 Trailer Connectors

 Tekonsha

 4 Flat

 No Converter

 Vehicle End Connector

 4 Feet Long

 Value

 

Pollak 7- and 4-Pole Trailer Connector Socket w/ Mounting Bracket - Vehicle End

Price: $29.95


  (673)
This 7- and 4-pole trailer connector eliminates the need for an adapter and allows you to tow a trailer with either a 7- or 4-pole plug. Socket connects to your vehicle's OEM wiring system Features: 7- and 4-Pole trailer connector with mounting bracket Has high-impact, ABS plastic construction Stainless steel spring for easy cover operation Rubber gasket provides weather-resistant

 Custom Fit

 Trailer Hitch Wiring

 Hopkins

 4 Flat

 7 Blade

 No Converter

 Value

 

Hopkins Multi-Tow Trailer Connector Adapter - 7-Way to 5-Wire Flat/4-Wire Flat and 12-V Power Socket

Price: $17.49


  (214)
Adapt the 7-way trailer socket on your vehicle to work with a 4-way or 5-way flat connector on the trailer. Adapter also provides a 12-volt power source outlet. Great for tailgating. Features: Versatile adapter and power socket Adapts from a 7-way RV blade trailer connector on the vehicle Provides a 5-wire flat, 4-wire flat and a 12-volt power socket Covers included to protect

 Wiring Adapters

 Multi-Function Adapter

 7 Blade

 5 Flat

 4 Flat

 12 Volt

 Hopkins

 Value

 

Modulite Protector 5-Way Flat w/ Integrated Circuit and Overload Protection

Price: $53.95


  (1)
Modulite Protector with Integrated Circuit & Overload Protection circuit and overload protection The trailer brakes will override the hazard lamps when the brake is activated Designed not to send feedback through vehicle circuits Upgraded circuitry works with vehicles

 Universal Fit

 Trailer Hitch Wiring

 Trailer Connectors

 Tekonsha

 4 Flat

 Powered Converter

 Vehicle End Connector

 Premium

 

Modulite Power Converter 5-Way Flat and Circuit Protection with Hardwire Kit and Tester

Price: $66.95


  (1)
Modulite Protector with Integrated Circuit & Overload Protection, Hardwire Kit and Tester circuit and overload protection The trailer brakes will override the hazard lamps when the brake is activated Designed not to send feedback through vehicle circuits Upgraded circuitry works with vehicles

 Universal Fit

 2 Wire System

 3 Wire System

 Trailer Hitch Wiring

 Trailer Connectors

 Tekonsha

 5 Flat

 Powered Converter

 Vehicle End Connector

 Premium

 

Tow Ready 4-Pole Hardwire Kit with Insulated Butt Connectors

Price: $11.59


  (6)
Hardwire 4-pole wiring connector kit for vehicles without T-One connectors. Insulated butt connectors included. Features: Provides a 4-way flat trailer connector at the back of your vehicle to power your trailer's signal lights Connects quickly and easily Hardwires to existing wiring Includes 4 insulated

 Universal Fit

 2 Wire System

 Trailer Hitch Wiring

 Trailer Connectors

 Tekonsha

 4 Flat

 No Converter

 Vehicle End Connector

 1 Foot Long

 Value

 




< Previous    
1   2   3    . . . 61




^
About Us
photos and videos
1,056,204

Original Photos & Videos

Produced to make sure you know what you are getting and you get exactly what you need.

installations
35,570

Installations Completed

To make sure products work and fit the way they are supposed to.

etrailer call center
2,476,511

Phone Calls & Emails Answered

1,125,924 phone calls and 1,350,587 emails to help find the right solution.

etrailer training
400+

Average Hours of Product Training

We get to know our products firsthand so experts can better help you.

etrailer service
71

Years of Quality Customer Service

Assisting our neighbors and customers, face to face at the counter.

etrailer experts
193,357

Pages of Expert Information

Created to make sure you have all the answers to your questions, from real experts.